3061906 - Error in Purchase Order: No valid communication arrangement found

You are trying to order a B2B (intercompany)purchase order and you receive following error: No valid communication arrangement found for company X (X refers to a company) and Partner Y (Y refers to a supplier).

 SAP Business ByDesign

1. Go to Purchase Requests and Orders
2. Select check Purchase order-> it looks consistent
3. Select order/save
4. Error: No valid communication arrangement found.

You have set the output channel in the supplier master data collaboration tab as External System.

The output channel for B2B communication should be XML i.e. Internal EDX.

Please set the output channel as Internal EDX in supplier master data in this path: supplier master data->Communication tab-> Collaboration sub-tab-> Business Document Settings->
Select the purchase order row and under Output Channel Settings, make output channel as XML.

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